Nose guard



FIG. 1 is a first embodiment of a first side view of a nose guard showing my new design;

FIG. 2 is a second side view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a back view thereof;

FIG. 7 is a second embodiment of a first side view of a nose guard showing my new design;

FIG. 8 is a second side view thereof;

FIG. 9 is a top view thereof;

FIG. 10 is a bottom view thereof;

FIG. 11 is a front view thereof; and,

FIG. 12 is a back view thereof. 

CLAIM The ornamental design for a nose guard, as shown and described. 